Drink green tea!
Each day, 2.1 billion cups of tea are being consumed worldwide. The second most popular beverage in the world has many different subtypes and variants, and the green tea is the one, which is said to be the most beneficial.
Research shows, that the valuable polyphenols (antioxidants) found in the tea leaves can suppress the infectiousness of the influenza virus. Another study has indicated, that daily consumption of green tea increases the level of protection after flu vaccination, making the organism harder to be infected.